Idol Colorful Waterproof Replacement Band for XiaoMi Wireless Wristband Bracelet (No Activity Tracker) (Grey) 100% high quality and new replacement band for XiaoMi band 1 ONLY The size can be adjusted according to the circumstance of individual wrist Choose different color to change mood in daily life Material: TPU+TPE, Made from Durable, Waterproof Materials Package include replacement accessory band.